Hanna must spend no more than $40 at the bookstore. She is planning on buying
a book for $16 and some magazines, m, for $4 each. Which inequality represents
Hanna's situation?
a.) 4m + 16 > 40
b.) 4m + 16 < 40
c.) 16m + 4 > 40
d.) 16m + 4 < 40